Carriage Bolt with Mushroom Head and Square Neck With Half/Full/UNF/UNC Thread Type

Description
1. Name: Carriage bolt 
2. Model: Carriage bolt A307/ Gr.2/ Gr.5 
3. Material: Q235 
4. Packing: small box, carton, bulk cartons/pallet and gunny bag 
5. Origin: Ningbo 
6. Trademark: SD

Features
1. Material: Q235 
2. Style: Mushroom Head 
3. Tread Type: Half/Full/UNF/UNC 
4. Surface: blue zinc-plated

Specification
1. Model: Carriage bolt A307/ Gr.2/ Gr.5 
2. Diameter: M4, M5, M6, M8, M10, M12, M16, M18, M20, M24 and M27 (3/16-, 1/4-, 5/16-, 3/8-, 1/2-, 5/8- and 3/4-inch) 
3. Length: 30 to 250mm 
4. Standard: ANSI